Hmmm, Lunt dumped their 35mm H alpha scope, had the 50mm and 60mm scopes available, but now gone for a 40mm, full sized external H alpha etalon scope.
https://luntsolarsystems.com/shop/so...lar-telescope/
At just less than us$700 for the BF600 version I assume this will squeeze the Coronado PST market...